ESX QUANTUM QM500.4 4-Channel Mini Amplifier
UK specialist sellerVehicle audio upgradesMessage through eBay for fitment help
The ESX QUANTUM QM500.4 is a compact 4-channel Class D mini amplifier for multi-channel systems where space is limited.
It delivers up to 4 x 125 watts RMS at 2 ohm or 2 x 250 watts RMS bridged at 4 ohm, with flexible high-pass, low-pass, copy and bandpass functions.
- 4-channel Class D mini digital amplifier
- 4 x 80 / 125 watts RMS at 4 / 2 ohm
- 2 x 250 watts RMS at 4 ohm bridged
- HPF 50 - 5000 Hz on CH1/2
- HPF 10 - 500 Hz on CH3/4
- LPF 50 - 5000 Hz on CH3/4
- Copy mode CH3/4 > CH1/2
- Bandpass mode
- Dimensions: 190 x 35 x 102 mm
- Efficiency up to 83%
Fitment support: send us a message through eBay with your vehicle details before ordering if you are unsure which version you need.